@misc{indiciaeeffd3e20e104,
  title = {Committee on underground waters, 1939–40},
  author = {David Grosh Thompson},
  year = {2014},
  doi = {10.1029/tr021i002p00433-2},
  url = {https://pubs.usgs.gov/publication/70213474},
  note = {Source identifier: 70213474}
}